Performance Profiler Tier: POWERFUL Category: Engineering / Performance Maintainer: Claude Skills Team Overview Systematic performance profiling for Node.js, Python, and Go applications. Identifies CPU bottlenecks with flamegraphs, detects memory leaks with heap snapshots, analyzes bundle sizes, optimizes database queries, detects N+1 patterns, and runs load tests with k6 and Artillery. Enforces a measure-first methodology: establish baseline, identify bottleneck, fix, and verify improvement. Keywords performance profiling, flamegraph, memory leak, bundle analysis, N+1 queries, load testing,…